Heatsink enclosure for an electrical controller



FIG. 1 is a front/top/side perspective view of a heatsink enclosure foran electrical controller showing our new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a right side elevational view thereof; and,

FIG. 7 is a left side elevational view thereof.

The ornamental design for a heatsink enclosure for an electricalcontroller, as shown.